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Loans - Aging analysis of past due loans (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Loans and Allowance for Loan Losses |  |
Non-Accruing | $ 78,849 | $ 75,418
Total loans | 26,556,427 | 23,928,166
30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 52,154 | 68,136
60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 29,317 | 33,250
90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 35,586 | 4,863
Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 117,057 | 106,249
Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 26,360,521 | 23,746,499
Non-acquired loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 16,983,570 | 16,050,775
Construction and land development |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 1,339 | 1,567
Total loans | 2,316,313 | 2,029,216
Construction and land development | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 765 | 1,176
Construction and land development | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,721 | 59
Construction and land development | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 25 | 43
Construction and land development | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,511 | 1,278
Construction and land development | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,312,463 | 2,026,371
Commercial non-owner occupied |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 19,373 | 19,909
Total loans | 7,478,115 | 6,735,699
Commercial non-owner occupied | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,488 | 3,591
Commercial non-owner occupied | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,251 | 2,110
Commercial non-owner occupied | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 9,793 | 96
Commercial non-owner occupied | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 16,532 | 5,797
Commercial non-owner occupied | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,442,210 | 6,709,993
Commercial owner occupied real estate loan |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 15,365 | 14,532
Total loans | 5,346,583 | 4,970,116
Commercial owner occupied real estate loan | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 4,357 | 2,756
Commercial owner occupied real estate loan | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 4,515 | 1,732
Commercial owner occupied real estate loan | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,547 | 626
Commercial owner occupied real estate loan | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 11,419 | 5,114
Commercial owner occupied real estate loan | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,319,799 | 4,950,470
Consumer Owner Occupied Loans |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 18,080 | 18,183
Total loans | 3,813,163 | 3,638,364
Consumer Owner Occupied Loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 3,060 | 4,046
Consumer Owner Occupied Loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 312 | 533
Consumer Owner Occupied Loans | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 3,372 | 4,579
Consumer Owner Occupied Loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 3,791,711 | 3,615,602
Home equity loans |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 6,470 | 6,255
Total loans | 1,175,573 | 1,168,594
Home equity loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,339 | 2,565
Home equity loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 217 | 913
Home equity loans | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,556 | 3,478
Home equity loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,167,547 | 1,158,861
Commercial and industrial |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 9,925 | 7,441
Total loans | 4,566,641 | 3,761,133
Commercial and industrial | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 20,528 | 50,451
Commercial and industrial | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 12,035 | 26,639
Commercial and industrial | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 22,984 | 3,991
Commercial and industrial | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 55,547 | 81,081
Commercial and industrial | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 4,501,169 | 3,672,611
Other income producing property |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 4,909 | 4,075
Total loans | 680,342 | 696,804
Other income producing property | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,543 | 879
Other income producing property | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,400 | 424
Other income producing property | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 236 | 106
Other income producing property | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 4,179 | 1,409
Other income producing property | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 671,254 | 691,320
Consumer loans |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 3,388 | 3,456
Total loans | 1,167,720 | 904,657
Consumer loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 15,074 | 2,672
Consumer loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,866 | 840
Consumer loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1 | 1
Consumer loans | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 21,941 | 3,513
Consumer loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,142,391 | 897,688
Other loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 11,977 | 23,583
Other loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 11,977 | 23,583
Commercial loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 19,607,280 | 17,476,982
Commercial loans | Construction and land development |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,582,584 | 1,342,755
Commercial loans | Commercial non-owner occupied |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,478,115 | 6,735,699
Commercial loans | Commercial owner occupied real estate loan |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,346,583 | 4,970,116
Commercial loans | Consumer Owner Occupied Loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 30,127 | 30,043
Commercial loans | Commercial and industrial |  |
Loans and Allowance for Loan Losses |  |
Total loans | 4,566,641 | 3,761,133
Commercial loans | Other income producing property |  |
Loans and Allowance for Loan Losses |  |
Total loans | 591,253 | 613,653
Commercial loans | Other loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 11,977 | 23,583
Consumer portfolio loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,949,147 | 6,451,184
Consumer portfolio loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 20,835 | 10,878
Consumer portfolio loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 8,712 | 4,157
Consumer portfolio loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 11,985 | 11,532
Consumer portfolio loans | Construction and land development |  |
Loans and Allowance for Loan Losses |  |
Total loans | 733,729 | 686,461
Consumer portfolio loans | Construction and land development | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 3 | 24
Consumer portfolio loans | Construction and land development | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 371 | 12
Consumer portfolio loans | Construction and land development | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2 | 104
Consumer portfolio loans | Consumer Owner Occupied Loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 3,783,036 | 3,608,321
Consumer portfolio loans | Consumer Owner Occupied Loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 3,292 | 5,024
Consumer portfolio loans | Consumer Owner Occupied Loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 915 | 1,841
Consumer portfolio loans | Consumer Owner Occupied Loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 8,239 | 7,069
Consumer portfolio loans | Home equity loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,175,573 | 1,168,594
Consumer portfolio loans | Home equity loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,872 | 2,909
Consumer portfolio loans | Home equity loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 427 | 942
Consumer portfolio loans | Home equity loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,985 | 2,712
Consumer portfolio loans | Other income producing property |  |
Loans and Allowance for Loan Losses |  |
Total loans | 89,089 | 83,151
Consumer portfolio loans | Other income producing property | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 335 | 90
Consumer portfolio loans | Other income producing property | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans |  | 156
Consumer portfolio loans | Other income producing property | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 126 | 14
Consumer portfolio loans | Consumer loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,167,720 | 904,657
Consumer portfolio loans | Consumer loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 15,333 | 2,831
Consumer portfolio loans | Consumer loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,999 | 1,206
Consumer portfolio loans | Consumer loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | $ 1,633 | $ 1,633

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